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4 channel relay module 30A with optocoupler isolation 5V 12V 24V supports high and low Triger trigger for Smart Home

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sku: 1005005885208145

$4.20+1%

$4.25

Shipping from: China

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4 channel relay module 30A with optocoupler isolation 5V 12V 24V supports high and low Triger trigger for Smart Home

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